<h1>This is heading 1 </h1>
<style>
  h1{
    color: red;
    background: yellow;
    border: 2px solid cyan;
  }
  h2{
    color:green;
    background:cyan;
  }
  h4{
    color:pink;
    background:lightyellow;
    border:1px dashed red;
  }
</style>

<?php
  echo "<br>";
  echo date('Y-M-d-l h:i:s:a');
  echo "<h2>This is heading 2</h2>";
?>

<h4><?php echo uniqid();?></h4>
<h1><?=uniqid()?></h1>
